/*
 * @Description: 
 * @Author: Zilu
 * @Date: 2021-10-30 18:25:15
 * @Version: 
 * @LastEditTime: 2021-10-30 23:08:21
 * @LastEditors: Zilu
 */
// float 浮点数错误演示
#include <stdio.h>
#include <complex.h>

int main(void)
{
    float a, b, c;
    a = 2.0e20;
    b = 2.0e20 + 1.0;
    c = b - 2.0e20;

    double _Complex d = 1 + 2 * I;

    printf("%f \n", a);
    printf("%f \n", b);
    printf("%f \n", c);

    return 0;
}
